Vulnerability Description
The client_host function in parsers.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP Host header.
CVSS Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Privoxy | Privoxy | <= 3.0.23 |
Related Weaknesses (CWE)
References
- http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/parsers.c?r1=1.302&r2=1.
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176475.h
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176492.h
- http://www.debian.org/security/2016/dsa-3460
- http://www.openwall.com/lists/oss-security/2016/01/21/4
- http://www.openwall.com/lists/oss-security/2016/01/22/3
- http://www.privoxy.org/announce.txtVendor Advisory
- http://ijbswa.cvs.sourceforge.net/viewvc/ijbswa/current/parsers.c?r1=1.302&r2=1.
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176475.h
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176492.h
- http://www.debian.org/security/2016/dsa-3460
- http://www.openwall.com/lists/oss-security/2016/01/21/4
- http://www.openwall.com/lists/oss-security/2016/01/22/3
- http://www.privoxy.org/announce.txtVendor Advisory
FAQ
What is CVE-2016-1983?
CVE-2016-1983 is a vulnerability with a CVSS score of 7.5 (HIGH). The client_host function in parsers.c in Privoxy before 3.0.24 allows remote attackers to cause a denial of service (invalid read and crash) via an empty HTTP Host header.
How severe is CVE-2016-1983?
CVE-2016-1983 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-1983?
Check the references section above for vendor advisories and patch information. Affected products include: Privoxy Privoxy.